13/5 5 things every man needs to know today

How long can you go without your smartphone? (Intrepid Travel)

About 16 hours, if this study is to be believed. A new study by Intrepid Travel has found that we're addicted to our devices. 41% choose holidays based on how they'll look on social media, 21% of people would give up sex for a month's Wifi, while at least one in five of you have bumped into someone, or something, while glued to your screens. Is it time for a digital detox from dangerous smart tech?

Rising temperatures may be causing kidney diseases (Clinical Journal of the American Society of Nephrology)

If all this hot weather has you yearning to train outside, grab a glass of water and think twice. While chronic kidney disease is often caused by diabetes or high blood pressure, it can also be the result of recurrent heat exposure, combined with physical activity and not enough hydration. Take our heatwave training tips on board.

Do you know what's really in your burgers? (Clear Labs)

Those processed meat problems continue to persist. The team at Clear Labs processed 258 anonymised samples of ground meat, frozen patties, fast-food burgers and veggie varieties from 79 brands spanning 22 retailers. Three samples tested positive for rat DNA, while one tested positive for human. Let's be clear – this is probably a sanitary issue rather than a Sweeney Todd one, but you'll probably want to make your own from now on. May we suggest our Big Mac alternative?

Glasgow is the most polluted city in the UK (WHO)

The World Health Organisation has published its list of the most polluted cities in the UK. London, surprisingly, came fourth, while first place belongs to none other than Glasgow. With air pollution considered a mounting global threat to city-dwelling populations, you could probably do your lungs a favour and hit the country for some trail running.

Watch: the MH Beach Body Club

It's here! This short video tells you what the Beach Body Club is all about: a community of thousands of MH readers getting in shape alongside staffers Matt, Jack and Dean. Sign up here to get our ten-week programme. All you'll need is the code from the Beach Body Plan magazine supplement. What are you waiting for?

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